MAGNITE, INC. - MGNI

Insiders (Form 4) · last 180 days · showing up to 200 transactions · Form 144 is shown in the SEC filings tab · Updating…
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Transaction codes: P = Open-market purchase · S = Open-market sale · A = Grant/award · M = Exercise/conversion of derivative · G = Gift · F = Tax withholding · J = Other · A/D: A = Acquired (buy/receive) · D = Disposed (sell/give)
Filed Owner Title Code A/D Shares Price Value Shares after SEC
Oct 02, 2026 CHIEF ACCOUNTING OFFICER A A 24,641.0 0.0 0.0 97,554.0 View
Oct 02, 2026 CHIEF FINANCIAL OFFICER A A 64,682.0 0.0 0.0 167,010.0 View
Sep 18, 2026 — S D 7,500.0 26.5 198,750.0 137,401.0 View
Sep 18, 2026 — S D 37,337.0 26.28 981,216.36 51,136.0 View
Sep 16, 2026 CHIEF TECHNOLOGY OFFICER S D 1,165.0 24.0 27,960.0 245,155.0 View
Sep 16, 2026 — M D 10,363.0 0.0 0.0 0.0 View
Sep 16, 2026 — S D 10,363.0 23.76 246,224.88 57,715.0 View
Sep 16, 2026 — M A 10,363.0 5.17 53,576.71 68,078.0 View
Sep 11, 2026 CHIEF LEGAL OFFICER S D 40,000.0 23.41 936,400.0 224,389.0 View
Sep 11, 2026 See Remarks S D 13,997.0 24.0 335,928.0 441,800.0 View
Sep 11, 2026 — S D 5,000.0 23.53 117,650.0 144,901.0 View
Sep 10, 2026 See Remarks M D 13,546.0 0.0 0.0 0.0 View
Sep 10, 2026 See Remarks S D 11,100.0 23.46 260,406.0 455,797.0 View
Sep 10, 2026 See Remarks S D 32,285.0 23.63 762,894.55 466,897.0 View
Sep 10, 2026 See Remarks M A 13,546.0 5.16 69,897.36 499,182.0 View
Sep 03, 2026 CHIEF TECHNOLOGY OFFICER S D 1,043.0 25.0 26,075.0 246,320.0 View
Sep 03, 2026 CHIEF TECHNOLOGY OFFICER S D 5,371.0 23.42 125,788.82 247,363.0 View
Aug 28, 2026 — S D 18,436.0 24.0 442,464.0 114,751.0 View
Aug 28, 2026 — S D 30,550.0 23.31 712,120.5 133,187.0 View
Aug 18, 2026 CHIEF TECHNOLOGY OFFICER F D 8,102.0 24.73 200,362.46 252,734.0 View
Aug 18, 2026 See Remarks F D 11,204.0 24.73 277,074.92 485,636.0 View
Aug 18, 2026 CHIEF LEGAL OFFICER F D 5,627.0 24.73 139,155.71 264,389.0 View
Aug 18, 2026 CHIEF ACCOUNTING OFFICER F D 3,789.0 24.73 93,701.97 102,328.0 View
Aug 18, 2026 CEO F D 10,404.0 24.73 257,290.92 392,670.0 View
Aug 18, 2026 CHIEF FINANCIAL OFFICER F D 14,170.0 24.73 350,424.1 452,861.0 View
Aug 18, 2026 — S D 7,500.0 25.0 187,500.0 149,901.0 View
Aug 18, 2026 See Remarks S D 2,759.0 25.0 68,975.0 293,060.0 View
Aug 18, 2026 See Remarks S D 8,271.0 24.31 201,068.01 295,819.0 View
Aug 18, 2026 See Remarks F D 11,715.0 24.73 289,711.95 304,090.0 View
Aug 14, 2026 CHIEF FINANCIAL OFFICER G D 26,258.0 0.0 0.0 467,031.0 View
Aug 12, 2026 CHIEF ACCOUNTING OFFICER S D 12,479.0 24.68 307,981.72 106,117.0 View
Aug 12, 2026 — S D 10,000.0 24.16 241,600.0 230,620.0 View
Aug 12, 2026 — S D 5,000.0 24.35 121,750.0 157,401.0 View
Aug 07, 2026 See Remarks M D 28,703.0 0.0 0.0 57,405.0 View
Aug 07, 2026 See Remarks S D 19,237.0 23.0 442,451.0 315,805.0 View
Aug 07, 2026 See Remarks S D 47,942.0 25.09 1,202,864.78 335,042.0 View
Aug 07, 2026 See Remarks M A 28,703.0 13.9 398,971.7 382,984.0 View
Aug 07, 2026 — S D 37,337.0 22.72 848,296.64 88,473.0 View
Aug 07, 2026 CHIEF TECHNOLOGY OFFICER S D 871.0 25.0 21,775.0 260,836.0 View
Aug 07, 2026 CHIEF TECHNOLOGY OFFICER S D 2,602.0 24.0 62,448.0 261,707.0 View
Aug 07, 2026 CHIEF TECHNOLOGY OFFICER S D 4,176.0 22.81 95,254.56 264,309.0 View
Aug 07, 2026 See Remarks M D 20,000.0 0.0 0.0 0.0 View
Aug 07, 2026 See Remarks S D 20,000.0 24.0 480,000.0 496,840.0 View
Aug 07, 2026 See Remarks M A 20,000.0 5.16 103,200.0 516,840.0 View
Aug 07, 2026 CEO M D 293,968.0 0.0 0.0 0.0 View
Aug 07, 2026 CEO S D 293,968.0 22.72 6,678,952.96 403,074.0 View
Aug 07, 2026 CEO M A 293,968.0 5.8 1,705,014.4 697,042.0 View
Jul 17, 2026 CEO M D 38,596.0 0.0 0.0 293,968.0 View
Jul 17, 2026 CEO S D 38,596.0 20.35 785,428.6 403,074.0 View
Jul 17, 2026 CEO M A 38,596.0 5.8 223,856.8 441,670.0 View
Jul 14, 2026 — S D 5,000.0 20.64 103,200.0 162,401.0 View
Jul 09, 2026 CHIEF TECHNOLOGY OFFICER S D 1,224.0 21.0 25,704.0 268,485.0 View
Jul 09, 2026 See Remarks S D 19,233.0 21.03 404,469.99 354,281.0 View
Jul 02, 2026 CHIEF TECHNOLOGY OFFICER S D 9,376.0 20.0 187,520.0 269,709.0 View
Jul 01, 2026 CEO M D 75,000.0 0.0 0.0 332,564.0 View
Jul 01, 2026 CEO S D 75,000.0 19.5 1,462,500.0 403,074.0 View
Jul 01, 2026 CEO M A 75,000.0 5.8 435,000.0 478,074.0 View
Jun 18, 2026 See Remarks S D 19,233.0 19.0 365,427.0 373,514.0 View
Jun 17, 2026 — S D 37,337.0 18.1 675,799.7 125,810.0 View
Jun 17, 2026 CHIEF TECHNOLOGY OFFICER S D 1,409.0 19.0 26,771.0 279,085.0 View
Jun 17, 2026 CHIEF TECHNOLOGY OFFICER S D 11,233.0 18.0 202,194.0 280,494.0 View
Jun 17, 2026 CHIEF TECHNOLOGY OFFICER S D 1,057.0 17.0 17,969.0 291,727.0 View
Jun 17, 2026 CEO M D 100,000.0 0.0 0.0 407,564.0 View
Jun 17, 2026 CEO M D 178,596.0 0.0 0.0 507,564.0 View
Jun 17, 2026 CEO S D 100,000.0 17.5 1,750,000.0 403,074.0 View
Jun 17, 2026 CEO M A 100,000.0 5.8 580,000.0 503,074.0 View
Jun 17, 2026 CEO S D 178,596.0 16.59 2,962,907.64 403,074.0 View
Jun 17, 2026 CEO M A 178,596.0 5.8 1,035,856.8 581,670.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 167,401.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 81,279.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 57,715.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 163,737.0 View
Jun 10, 2026 — S D 10,766.0 15.73 169,349.18 163,147.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 173,913.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 107,477.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 240,620.0 View
Jun 10, 2026 — S D 10,766.0 15.65 168,487.9 79,001.0 View
Jun 10, 2026 — A A 13,798.0 0.0 0.0 89,767.0 View
Jun 03, 2026 CHIEF TECHNOLOGY OFFICER S D 1,409.0 15.0 21,135.0 292,784.0 View
May 21, 2026 — S D 10,000.0 13.33 133,300.0 43,917.0 View
May 19, 2026 President, Revenue F D 12,019.0 12.82 154,083.58 392,747.0 View
May 19, 2026 President, Operations F D 11,204.0 12.82 143,635.28 496,840.0 View
May 19, 2026 CHIEF FINANCIAL OFFICER F D 14,170.0 12.82 181,659.4 493,289.0 View
May 19, 2026 CHIEF LEGAL OFFICER F D 5,627.0 12.82 72,138.14 270,016.0 View
May 19, 2026 CHIEF ACCOUNTING OFFICER F D 3,789.0 12.82 48,574.98 118,596.0 View
May 19, 2026 CHIEF TECHNOLOGY OFFICER F D 8,335.0 12.82 106,854.7 294,193.0 View
May 19, 2026 CEO F D 10,404.0 12.82 133,379.28 403,074.0 View